Mighty Mule FM231-R Wireless Driveway Alarm Additional Base Station: Maxedbuy.com

Additional interior base station for Mighty Mule Wireless Driveway Alarm. Base station for Mighty Mule Driveway System that is a cost effective way to alert you when vehicles are entering your driveway or property. The in-ground electromagnetic sensor detects vehicles entering and exiting your driveway, and alerts you with a volume selectable indoor chime. It does not detect animals or people. The outdoor sensor communicates wirelessly up to 400 ft. to the internal base station(s). The New Mighty Mule Driveway Alarm is multiple-base station compatible, allowing you to place additional indoor receivers in several rooms of your home, workshop or garage (within range). Sensitivity adjustment ensures accuracy and reduces unwanted alarms. The unit is very easy to install, and requires 2 AA batteries. Electromagnetic Detection System Design will not give false alarms as you will get if you use a Motion Detection Drive Alarm. Easy-to-install Electromagnetic Sensor Wand is buried next to your driveway, and detects mass metal moving within a 3-12 ft. radius of the wand. This is much more sophisticated technology than other motion sensing devices. When a vehicle passes by the sensor, an outdoor transmitter communicates wirelessly to an internal base station up to 400 ft. away, and a pleasant chime sounds to let you know someone is there. Ideal for homes and businesses. Requires 2 AA batteries (not included). Lithium Alkaline AA batteries are recommended for extreme climates (hot or cold). FM231 Automatic Gate Openers - Mighty Mule and GTO Wireless Driveway Alarm.